CN112903921A - Gas detection device for environmental detection - Google Patents
Gas detection device for environmental detection Download PDFInfo
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- CN112903921A CN112903921A CN202110110646.5A CN202110110646A CN112903921A CN 112903921 A CN112903921 A CN 112903921A CN 202110110646 A CN202110110646 A CN 202110110646A CN 112903921 A CN112903921 A CN 112903921A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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Abstract
The invention discloses a gas detection device for environmental detection, which comprises a support frame, a detection box and a detector, wherein the top of the support frame is fixedly provided with the detection box, the inner cavity of the detection box is provided with the detector, gas collection boxes are arranged on two sides of the detector, the top of the detection box is fixedly provided with an operation box, the inner cavity of the operation box is inserted with a support rod in a penetrating manner, the support rod comprises a rotary drum, and the gas detection device particularly relates to the technical field of environmental detection. The invention is driven by wind power through the whole equipment provided with the fan blades and the first air inlet device and the second air inlet device, thereby completing the function of gas collection.
Description
Technical Field
The invention relates to the technical field of environment detection, in particular to a gas detection device for environment detection.
Background
The environmental air quality is a standard formulated by carrying out environmental protection laws of the people's republic of China and air pollution prevention laws of the people's republic of China, protecting and improving living environment and ecological environment and guaranteeing human health, the standard specifies the contents of environmental air function classification, standard classification, pollutant items, average time and concentration limit values, monitoring methods, effectiveness specification of data statistics, implementation, supervision and the like, the pollutant concentrations in the standard are mass concentrations, and environmental protection monitoring is performed in advance, and automation and informatization are the premise and guarantee of well environmental monitoring.
However, the existing gas detection device needs to collect gas electrically, so that power is inconvenient to supply outdoors, and the device has a complex structure, high cost, high energy consumption and no environmental protection.
Disclosure of Invention
In order to overcome the above-mentioned defects in the prior art, an embodiment of the present invention provides a gas detection apparatus for environmental detection, and the problems to be solved by the present invention are: the existing gas detection device needs to collect gas electrically, so that power is inconvenient to supply outdoors, and the device is complex in structure, high in cost, high in energy consumption and not environment-friendly.
In order to achieve the purpose, the invention provides the following technical scheme: a gas detection device for environmental detection comprises a support frame, a detection box and a detector, wherein the top of the support frame is fixedly provided with the detection box, the inner cavity of the detection box is provided with a detector, both sides of the detector are provided with gas collecting boxes, an operation box is fixedly arranged at the top of the detection box, a support rod is inserted in the inner cavity of the operation box, the supporting rod comprises a rotary drum which is rotatably arranged at the bottom end of the inner cavity of the operation box through a bearing, the top end of the rotary drum penetrates through the operation box, a support rod is inserted in the inner cavity of the rotary drum, the bottom end of the support rod is fixed at the top of the inner cavity of the operation box, one side of the top end of the supporting rod is fixedly connected with a fan blade, the top end of the rotary drum is provided with a first air inlet device, the bottom of the first air inlet device is provided with a second air inlet device, the first air inlet device and the second air inlet device are both positioned in the inner cavity of the operation box, and a pressure release valve is arranged on one side of the gas collecting box;
the first air inlet device and the second air inlet device respectively comprise an eccentric turntable, a rotary drum fixedly penetrates through the eccentric turntable, the first air inlet device and the second air inlet device are identical in structure, a movable groove is formed in the outer side wall of the eccentric turntable, a movable ring is movably mounted in the inner cavity of the movable groove, one side of the movable ring is fixedly connected with a connecting rod, one end of the connecting rod is movably connected with a piston rod through a hinge, piston cylinders are mounted on two sides of the inner cavity of the operation box, one end of each piston rod is fixedly connected with a piston pad, the piston pads are located in the inner cavities of the piston cylinders, one ends, far away from the eccentric turntable, of the piston cylinders are respectively provided with a first check valve and a second check valve, the first check valve and the second check valve are located on the outer side of the operation box, one end of the second;
preferably, the check valve includes a valve body, No. two springs are installed to a valve body inner chamber one end, No. two sealed pieces of spring one end fixedly connected with, and No. two sealed pieces are located the piston barrel inner chamber.
Preferably, No. two check valves include No. two valve bodies, No. three springs are installed to No. two valve body inner chambers, No. three sealed pieces of No. three spring one end fixedly connected with, and No. three sealed pieces are located intake pipe inner chamber one end.
Preferably, the relief valve includes the disappointing pipe, and loses heart pipe inner chamber and install a spring, a sealed piece of spring one end fixedly connected with, and a sealed piece is located the pipe that loses heart and keeps away from gas collecting box one end.
Preferably, a ceiling is fixedly mounted at the top end of the supporting rod and located above the fan blades, a solar electric board is mounted on the surface of the top of the ceiling, a storage battery is mounted at the top of an inner cavity of the ceiling, the solar electric board is electrically connected with the storage battery, and the storage battery is electrically connected with the detector.
Preferably, one end of the piston cylinder, which is far away from the operation box, is fixedly connected with a waterproof cylinder, and the first check valve and the second check valve are both located in an inner cavity of the piston cylinder.
Preferably, the support frame includes a telescopic cylinder, the telescopic link has been pegged graft at telescopic cylinder inner chamber top, and detection case and telescopic link fixed connection, telescopic link and telescopic cylinder inboard run through and have seted up the regulation hole, the regulation hole inner chamber runs through to peg graft there is the gim peg, and passes through gim peg fixed connection between telescopic cylinder and the telescopic link.
The invention has the technical effects and advantages that:
1. the whole equipment provided with the fan blades and the first air inlet device and the second air inlet device is driven by wind power, so that the function of gas collection is achieved, the wind power is used for driving energy conservation and environmental protection, the equipment is simple in structure, the equipment cost is reduced, the equipment is convenient to fixedly install outdoors for use, and detection is carried out in a short time; the first air inlet device and the second air inlet device are arranged so that air drives the blades to rotate in any direction to complete air collection operation; the ceiling has rainproof effect, and the solar energy electroplax at ceiling top can absorb solar energy and change into the electric energy through the dc-to-ac converter and store to the battery in, can supply power to the detector like this under the abundant condition of battery internal power, reduces the consumption of external power supply electric energy, and is energy-concerving and environment-protective.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of an exploded structure of an eccentric turntable according to the present invention;
FIG. 3 is a cross-sectional view of the support rod of the present invention;
FIG. 4 is a schematic structural view of an air intake device I according to the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention;
FIG. 6 is a schematic view of a top view of a fan blade according to the present invention;
fig. 7 is a schematic structural diagram of the pressure release valve of the present invention.
The reference signs are: 1. a support frame; 11. a telescopic cylinder; 12. a telescopic rod; 13. a fixing bolt; 14. an adjustment hole; 2. a detection box; 21. a detector; 22. a gas collection box; 23. a pressure relief valve; 231. an air escape pipe; 232. a first spring; 233. a first sealing block; 3. an operation box; 4. a support bar; 41. a rotating drum; 42. a strut; 5. a ceiling; 51. a solar panel; 52. a storage battery; 6. a first air inlet device; 61. an eccentric turntable; 611. a movable groove; 62. a movable ring; 63. a connecting rod; 64. a piston cylinder; 65. a piston rod; 66. a piston pad; 67. a waterproof cartridge; 68. an air inlet pipe; 69. a first check valve; 691. a first valve body; 692. a second spring; 693. a second sealing block; 610. a second one-way valve; 6101. a second valve body; 6102. a third spring; 6103. a third sealing block; 7. a second air inlet device; 8. a fan blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-7 of the specification, the gas detection device for environmental detection of the embodiment comprises a support frame 1, a detection box 2 and a detector 21, wherein the detection box 2 is fixedly installed at the top of the support frame 1, the detector 21 is installed in the inner cavity of the detection box 2, gas collection boxes 22 are installed at two sides of the detector 21, an operation box 3 is fixedly installed at the top of the detection box 2, a support rod 4 is inserted in the inner cavity of the operation box 3 in a penetrating manner, the support rod 4 comprises a rotary drum 41, the rotary drum 41 is rotatably installed at the bottom end of the inner cavity of the operation box 3 through a bearing, the top end of the rotary drum 41 penetrates through the operation box 3, a support rod 42 is inserted in the inner cavity of the operation box 3 in a penetrating manner, the bottom end of the support rod 42 is fixed at the top end of the operation box 3, a first air inlet device 6 is installed at the top end of the rotary drum 41, a pressure release valve 23 is arranged on one side of the gas collecting box 22;
the first air inlet device 6 and the second air inlet device 7 both comprise an eccentric turntable 61, the rotary drum 41 fixedly penetrates through the eccentric turntable 61, and the first air inlet device 6 and the second air inlet device 7 have the same structure, the outer side wall of the eccentric turntable 61 is provided with a movable groove 611, the inner cavity of the movable groove 611 is movably provided with a movable ring 62, one side of the movable ring 62 is fixedly connected with a connecting rod 63, one end of the connecting rod 63 is movably connected with a piston rod 65 through a hinge, both sides of the inner cavity of the operation box 3 are provided with piston cylinders 64, one end of the piston rod 65 is fixedly connected with a piston pad 66, and the piston pad 66 is positioned in the inner cavity of the piston cylinder 64, one end of the piston cylinder 64 far away from the eccentric turntable 61 is respectively provided with a first check valve 69 and a second check valve 610, the first check valve 69 and the second check valve 610 are both positioned outside the operation box 3, one end of the second check valve 610 is inserted with the air inlet pipe 68, and one end of the air inlet pipe 68 is inserted in the inner cavity of the gas collection box 22;
no. one-way valve 69 includes valve body 691, No. two springs 692 are installed to No. one valve body 691 inner chamber one end, No. two springs 692 one end fixedly connected with No. two sealing block 693, and No. two sealing block 693 is located the piston cylinder 64 inner chamber.
The second check valve 610 includes a second valve body 6101, a third spring 6102 is installed in an inner cavity of the second valve body 6101, one end of the third spring 6102 is fixedly connected with a third sealing block 6103, and the third sealing block 6103 is located at one end of an inner cavity of the air inlet pipe 68.
The relief valve 23 includes the gas release pipe 231, and a spring 232 is installed to the gas release pipe 231 inner chamber, a sealed piece 233 of spring 232 one end fixedly connected with, and a sealed piece 233 is located the gas release pipe 231 and keeps away from gas collecting box 22 one end.
A ceiling 5 is fixedly mounted at the top end of the supporting rod 42, the ceiling 5 is located above the fan blades 8, a solar electric board 51 is mounted on the surface of the top of the ceiling 5, a storage battery 52 is mounted at the top of an inner cavity of the ceiling 5, the solar electric board 51 is electrically connected with the storage battery 52, and the storage battery 52 is electrically connected with the detector 21.
One end of the piston cylinder 64, which is far away from the operation box 3, is fixedly connected with a waterproof cylinder 67, and the first check valve 69 and the second check valve 610 are both positioned in the inner cavity of the piston cylinder 64.
As shown in fig. 1 to 7, the implementation scenario specifically includes: in practical use, the fan blade 8 drives the rotary drum 41 of the support rod 4 to rotate under the blowing of wind, so that the rotary drum 41 drives the first air inlet device 6 and the second air inlet device 7 fixedly installed on the outer sides to rotate, the upper and lower groups of eccentric turntables 61 rotate, when the eccentric turntables 61 rotate, because the eccentric turntables 61 are in an eccentrically installed position relation with the rotary drum 41, the movable ring 62 on the outer side of the eccentric turntables 61 changes the distance between the movable ring 62 and the side wall of the inner cavity of the operation box 3 along with the rotation of the eccentric turntables 61, so that the movable ring 62 drives the piston rod 65 and the piston pad 66 to be drawn back and forth in the inner cavity of the piston cylinder 64 through the connecting rod 63, when the piston rod 65 drives the piston pad 66 to be far away from the first check valve 69, the second sealing block 693 is supported by the second spring 692 to be far away from the port of the inner cavity of the first valve body 691, so that external air enters the inner cavity of the piston cylinder 64 from the, the piston pad 66 is pulled to the end point of the inner cavity of the piston cylinder 64 close to one end of the operation box 3 and then pushed forwards, when the piston rod 65 drives the piston pad 66 to push forwards, the second sealing block 693 is enabled to block the port of the first valve 691 due to the pushing of the air flow, so that the adsorbed air is prevented from flowing out of the inner cavity of the first check valve 69, meanwhile, the third sealing block 6103 of the second check valve 610 is enabled to be away from the port of the second valve 6101 due to the pushing of the air flow, so that the sample air in the inner cavity of the piston cylinder 64 is pushed into the air inlet pipe 68 and then enters the inner cavity of the gas collection box 22 from the air inlet pipe 68, then the detector 21 detects the sample air in the inner cavity of the gas collection box 22, and the fan blades 8, the first air inlet device 6 and the second air inlet device 7 are arranged to drive the whole equipment by means of wind power, thereby completing, the device has simple structure, reduces the device cost, is convenient to be fixedly arranged outdoors for use, can detect in short time, and can be driven by a detector by manually rotating the fan blade 8 under the condition of no wind power, so that the first air inlet device 6 and the second air inlet device 7 collect gas; the first air inlet device 6 and the second air inlet device 7 are arranged so that air drives the fan blades 8 to rotate in any direction to complete air collection operation; the ceiling 5 has a rainproof effect, and the solar panel 51 on the top of the ceiling 5 can absorb solar energy and convert the solar energy into electric energy through the inverter to be stored in the storage battery 52, so that the detector 21 can be powered under the condition that the power supply in the storage battery 52 is sufficient, the consumption of external power supply electric energy is reduced, and the energy-saving and environment-friendly effects are achieved; the supporting frame 1 can be further provided with an adjusting height of the telescopic rod 12 and the telescopic cylinder 11, and is convenient to use; when the air in the inner cavity of the air collection box 22 is always conveyed to cause higher air pressure, the pressure release valve 23 pushes the first sealing block 233 open under the extrusion of the air pressure, so that the pressure release operation is automatically completed.
And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides a gas detection device for environmental detection, includes support frame (1), detection case (2) and detector (21), support frame (1) top fixed mounting has detection case (2), detector (21), its characterized in that are installed to detection case (2) inner chamber: the gas collection box (22) is installed on each of two sides of the detector (21), the operation box (3) is fixedly installed on the top of the detection box (2), a support rod (4) penetrates through and is inserted into an inner cavity of the operation box (3), the support rod (4) comprises a rotary drum (41), the rotary drum (41) is rotatably installed at the bottom of the inner cavity of the operation box (3) through a bearing, the top end of the rotary drum (41) penetrates through the operation box (3), a support rod (42) penetrates through and is inserted into an inner cavity of the rotary drum (41), the bottom end of the support rod (42) is fixed at the top of the inner cavity of the operation box (3), a fan blade (8) is fixedly connected to one side of the top end of the support rod (42), a first gas inlet device (6) is installed at the top end of the rotary drum (41), a second gas inlet device (7) is installed at the bottom of the first gas, a pressure release valve (23) is arranged on one side of the gas collecting box (22);
the first air inlet device (6) and the second air inlet device (7) both comprise an eccentric turntable (61), a rotary drum (41) fixedly penetrates through the eccentric turntable (61), the first air inlet device (6) and the second air inlet device (7) are identical in structure, a movable groove (611) is formed in the outer side wall of the eccentric turntable (61), a movable ring (62) is movably mounted in the inner cavity of the movable groove (611), a connecting rod (63) is fixedly connected to one side of the movable ring (62), one end of the connecting rod (63) is movably connected with a piston rod (65) through a hinge, piston cylinders (64) are mounted on two sides of the inner cavity of the operation box (3), a piston pad (66) is fixedly connected to one end of each piston rod (65), the piston pad (66) is located in the inner cavity of each piston cylinder (64), one end of each piston cylinder (64) far away from the eccentric turntable (61) is respectively provided with a one-way valve (69, and check valve (69) and No. two check valve (610) all are located the control box (3) outside, No. two check valve (610) one end is pegged graft and is had intake pipe (68), and intake pipe (68) one end is pegged graft in gas collection box (22) inner chamber.
2. The gas detection apparatus for environmental inspection according to claim 1, wherein: no. one check valve (69) includes valve body (691), No. two spring (692) are installed to valve body (691) inner chamber one end, No. two sealed piece (693) of spring (692) one end fixedly connected with, and No. two sealed piece (693) are located piston cylinder (64) inner chamber.
3. The gas detection apparatus for environmental inspection according to claim 1, wherein: no. two check valves (610) include No. two valve bodies (6101), No. three spring (6102) are installed to No. two valve bodies (6101) inner chamber, No. three spring (6102) one end fixedly connected with No. three sealing block (6103), and No. three sealing block (6103) is located intake pipe (68) inner chamber one end.
4. The gas detection apparatus for environmental inspection according to claim 1, wherein: relief valve (23) are including disappointing pipe (231), and lose heart pipe (231) inner chamber and install a spring (232), a spring (232) one end fixedly connected with seals piece (233) No. one, and a sealed piece (233) are located and lose heart pipe (231) and keep away from gas collecting box (22) one end.
5. The gas detection apparatus for environmental inspection according to claim 1, wherein: support rod (42) top fixed mounting has ceiling (5), and ceiling (5) are located fan blade (8) top, ceiling (5) top surface mounting has solar energy electroplax (51), battery (52) are installed at ceiling (5) inner chamber top, and solar energy electroplax (51) and battery (52) electric connection, and battery (52) and detector (21) electric connection.
6. The gas detection apparatus for environmental inspection according to claim 1, wherein: one end of the piston cylinder (64) far away from the operation box (3) is fixedly connected with a waterproof cylinder (67), and the first check valve (69) and the second check valve (610) are both located in the inner cavity of the piston cylinder (64).
7. The gas detection apparatus for environmental inspection according to claim 1, wherein: the support frame (1) comprises a telescopic cylinder (11), a telescopic rod (12) is inserted into the top of an inner cavity of the telescopic cylinder (11), the detection box (2) is fixedly connected with the telescopic rod (12), the inner sides of the telescopic rod (12) and the telescopic cylinder (11) are penetrated and provided with an adjusting hole (14), the inner cavity of the adjusting hole (14) is penetrated and inserted with a fixing bolt (13), and the telescopic cylinder (11) is fixedly connected with the telescopic rod (12) through the fixing bolt (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110110646.5A CN112903921A (en) | 2021-01-27 | 2021-01-27 | Gas detection device for environmental detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110110646.5A CN112903921A (en) | 2021-01-27 | 2021-01-27 | Gas detection device for environmental detection |
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| Publication Number | Publication Date |
|---|---|
| CN112903921A true CN112903921A (en) | 2021-06-04 |
Family
ID=76118863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110110646.5A Pending CN112903921A (en) | 2021-01-27 | 2021-01-27 | Gas detection device for environmental detection |
Country Status (1)
| Country | Link |
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| CN (1) | CN112903921A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503439A (en) * | 2021-07-16 | 2021-10-15 | 河南省保时安电子科技有限公司 | Gaseous check out test set based on thing networking information identification |
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| WO2010130161A1 (en) * | 2009-05-12 | 2010-11-18 | Wei Bin | Method and blade system for improving efficiency of energy extraction of vertical axis windmill generator's blades |
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| CN109061241A (en) * | 2018-08-20 | 2018-12-21 | 重庆永富电线电缆有限公司 | High-voltage testing device |
| CN110513245A (en) * | 2019-09-11 | 2019-11-29 | 甘肃高来旺新能源科技有限公司 | A kind of novel blade and its application method |
| CN211122762U (en) * | 2019-11-06 | 2020-07-28 | 河北万世昌环保科技有限公司 | Industrial pollution gas monitoring devices |
| CN112067210A (en) * | 2020-09-18 | 2020-12-11 | 潘彬杰 | Cloth leakproofness detection device based on sealed protective clothing safety inspection |
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2021
- 2021-01-27 CN CN202110110646.5A patent/CN112903921A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2326748Y (en) * | 1997-10-05 | 1999-06-30 | 中国科学院南京地理与湖泊研究所科技开发公司 | Potable hand air-extracting-inflating integral pump |
| CN201161179Y (en) * | 2008-01-10 | 2008-12-10 | 赖有力 | Gas medicine-stiring machine |
| WO2010130161A1 (en) * | 2009-05-12 | 2010-11-18 | Wei Bin | Method and blade system for improving efficiency of energy extraction of vertical axis windmill generator's blades |
| CN103244353A (en) * | 2012-02-09 | 2013-08-14 | 韩金福 | Method for obtaining compressed air through wind power to generate power |
| CN109061241A (en) * | 2018-08-20 | 2018-12-21 | 重庆永富电线电缆有限公司 | High-voltage testing device |
| CN110513245A (en) * | 2019-09-11 | 2019-11-29 | 甘肃高来旺新能源科技有限公司 | A kind of novel blade and its application method |
| CN211122762U (en) * | 2019-11-06 | 2020-07-28 | 河北万世昌环保科技有限公司 | Industrial pollution gas monitoring devices |
| CN112067210A (en) * | 2020-09-18 | 2020-12-11 | 潘彬杰 | Cloth leakproofness detection device based on sealed protective clothing safety inspection |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503439A (en) * | 2021-07-16 | 2021-10-15 | 河南省保时安电子科技有限公司 | Gaseous check out test set based on thing networking information identification |
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Application publication date: 20210604 |